There are no college courses to build up self-esteem or high school or elementary school. If you don't get those values at a early age, nurtured in your home, you don't get them.
“Understanding the laws of nature does not mean that we are immune to their operations.”
“The grounding in natural sciences which I obtained in the course of my medical studies, including preliminary examinations in botany, zoology, physics, and chemistry, was to become decisive in determining the trend of my literary work.”